Tub



FIG. 1 is a top right perspective view of a tub in accordance with my design;

FIG. 2 is a left bottom perspective view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a front view thereof;

FIG. 8 is a rear view thereof;

FIG. 9 is a top right perspective view of a second embodiment of my tub design;

FIG. 10 is a left bottom perspective view thereof;

FIG. 11 is a top view thereof;

FIG. 12 is a bottom view thereof

FIG. 13 is a left side view thereof;

FIG. 14 is a right side view thereof;

FIG. 15 is a front view thereof; and,

FIG. 16 is a rear view thereof.

The broken lines form no part of the claimed design. 

CLAIM The ornamental design for a tub, as shown and described. 